.left{
    position: absolute;
    top:0;
    margin-left: 199px;
}
.menu .lei{
    margin-top: 170px;
    background-color: white;
    padding: 0;
    width: 190px;
    height: 470px;
    border-top: 1px solid rgba(223,226,222,0.96);
    border-right: 1px solid white;
}
.menu .lei .dataillei{
    margin-top: 1px;
    list-style: none;
    width: 179px;
    margin-left: 10px;
    height: 28px;
    line-height: 28px;
    color: dimgray;
    font-family: "Microsoft YaHei UI";
}
.page{
    position: absolute;
    z-index: 200;
    top: 170px;
    width: 1010px;
    height: 470px;
    margin-left: 179px;
    background-color: rgba(247,250,249,0.96);
    box-shadow:4px 0 10px 1px rgba(223,226,222,0.96);
}
.kind{
    float: left;
    width: 80%;
}
.kind p{
    margin-left: 2%;
    border-bottom: 1px solid lightgray;
}
.kind ul{
    margin-top: 10px;
    margin-bottom: 10px;
    padding: 0;
    width: 100%;
    height: 30px;
}
.kind  ul > li{
    font-size:10px;
    list-style: none;
    float: left;
    width: 13%;
    text-align: center;
    margin-left: 1%;
    height: 30px;
    background-color: black;
    color: white;
}
.kind li:hover{
    background-color: gray;
}
.tu{
    float: left;
    width: 20%;
}
.tu div{
    margin-top: 40px;
    margin-left: 10%;
}